Hi Dimuthu,

Well that probably explains my point. If you test something across two
nodes you need to turn off caching in registry or properly setup
distributed or replicated caching. If not each node caches locally, and
will not sync until timeout.

Thanks,
Senaka.

On Thursday, January 26, 2012, Dimuthu Leelarathne <[email protected]>
wrote:
> Hi Senaka,
>
> On Thu, Jan 26, 2012 at 5:26 AM, Senaka Fernando <[email protected]> wrote:
>>
>> Hi Pradeeban,
>>
>> Probably, due to caching not properly setup.
>>
>
> AFAIK registry reads from database when it is not in the cache. From my
experience Registry worked perfectly when multicasting ports were closed in
the switch as well.
>
> thanks,
> dimuthu
>
>>
>> Thanks,
>> Senaka.
>>
>> On Wed, Jan 25, 2012 at 11:39 PM, Kathiravelu Pradeeban <
[email protected]> wrote:
>>
>> The deployment was with the SVN based deployment synchronizer. Ghost
deployer is disabled.
>>
>> Regards,
>> Pradeeban.
>>
>> On Wed, Jan 25, 2012 at 7:43 PM, Kathiravelu Pradeeban <
[email protected]> wrote:
>>
>> Hi,
>> Azeez and I were testing a Stratos deployment with 2 nodes of Appserver.
We did a minor modification in the getService() of
ServicePersistenceManager as below.
>>
>> Then we uploaded a service; accessed it from two browsers; and deleted
it.
>> Interestingly the highlighted code-segment is executed, and prints true,
in the terminal of the other node.
>>
>> That means, the resourceExists, but the ResourceNotFoundException is
thrown. Can someone explains this behavior?
>>
>>
>>     public Resource getService(AxisService axisService) throws Exception
{
>>         try {
>>             String serviceResourcePath =
PersistenceUtils.getResourcePath(axisService);
>>             if (configRegistry.resourceExists(serviceResourcePath)) {
>>                 Resource resource = null;
>>                 try {
>>                     resource = configRegistry.get(serviceResourcePath);
>>                 } catch (ResourceNotFoundException e) {
>>
System.out.println("++++++++++++++++++++++++++++++++++" +
configRegistry.resourceExists(serviceResourcePath));
>>
if(configRegistry.resourceExists(serviceResourcePath)){
>>                         throw e;
>>                     }
>>                 }
>> ....
>>
>>     }
>>
>>
>> Complete log for the interested:
>> Node 1:
>> [2012-01-25 05:52:04,562] @3000.abw [6451] [WSO2 Stratos Application
Server] INFO {org.wso2.carbon.service.mgt.ServiceAdmin} -  Undeploying Web
service: /mnt/
209.126.198.68/wso2stratos-as-1.5.2/repository/tenants/6451/axis2services/Chad.aar
>> [2012-01-25 05:52:10,101]  INFO
{org.apache.axis2.deployment.DeploymentEngine} -
org.apache.axis2.deployment.DeploymentException: The Chad service group
name is not valid.
>>
>>
>> Node2:
>> ++++++++++++++++++++++++++++++++++true
>> [2012-01-25 05:51:57,467] @3000.abw [6451] [WSO2 Stratos Application
Server]ERROR {org.wso2.carbon.core.persistence.AbstractPersistenceManager}
-  Could not get the Service resource from Config Registry
>> org.wso2.carbon.registry.core.exceptions.ResourceNotFoundException:
Resource does not exist at path
/_system/config/repository/axis2/service-groups/Chad/services/Chad
>>     at
org.wso2.carbon.registry.core.jdbc.handlers.builtin.MountHandler.get(MountHandler.java:426)
>>     at
org.wso2.carbon.registry.core.jdbc.handlers.HandlerManager.get(HandlerManager.java:2378)
>>     at
org.wso2.carbon.registry.core.jdbc.handlers.UserDefinedHandlerManager.get(UserDefinedHandlerManager.java:200)
>>     at
org.wso2.carbon.registry.core.jdbc.handlers.HandlerLifecycleManager.get(HandlerLifecycleManager.java:814)
>>     at
org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.get(EmbeddedRegistry.java:512)
>>     at
org.wso2.carbon.registry.core.caching.CacheBackedRegistry.get(CacheBackedRegistry.java:133)
>>     at
org.wso2.carbon.registry.core.session.UserRegistry.get(UserRegistry.java:528)
>>     at
org.wso2.carbon.core.persistence.ServicePersistenceManager.getService(ServicePersistenceManager.java:89)
>>     at
org.wso2.carbon.core.deployment.DeploymentInterceptor.serviceUpdate(DeploymentInterceptor.java:254)
>>     at
org.apache.axis2.engine.AxisConfiguration.notifyObservers(AxisConfiguration.java:652)
>>     at
org.apache.axis2.engine.AxisConfiguration.removeServiceGroup(AxisConfiguration.java:516)
>>     at
org.apache.axis2.deployment.ServiceDeployer.undeploy(ServiceDeployer.java:188)
>>
>>
>> _______________________________________________
>> Carbon-dev mailing list
>> [email protected]
>> http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev
>>
>
>
>
> --
> Dimuthu Leelarathne
> Technical Lead
>
> WSO2, Inc. (http://wso2.com)
> email: [email protected]
>
> Lean . Enterprise . Middleware
>

-- 
*Senaka Fernando*
Product Manager - WSO2 Governance Registry;
Associate Technical Lead; WSO2 Inc.; http://wso2.com*
Member; Apache Software Foundation; http://apache.org

E-mail: senaka AT wso2.com
**P: +1 408 754 7388; ext: 51736*; *M: +94 77 322 1818
Linked-In: http://linkedin.com/in/senakafernando

*Lean . Enterprise . Middleware
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